Home / 10,146.25-14,001.83-6,166.62

Finding the Fourth Proportional to 10,146.25, 14,001.83 and 6,166.62

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Solution

The fourth proportional to 10,146.25, 14,001.83 and 6,166.62 is: 8,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146.25 : 14,001.83 = 6,166.62 : x
  2. Step 2: Convert to fraction form
    10,146.25/14,001.83 = 6,166.62/x
  3. Step 3: Cross multiply
    10,146.25x = 14,001.83 × 6,166.62
  4. Step 4: Simplify right side
    10,146.25x = 86,343,964.91
  5. Step 5: Solve for x
    x = 86,343,964.91/10,146.25
  6. Step 6: Final answer
    x = 8,509.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.